A tale of two Delhis: Deadly air exposes rich-poor divide
Walls draped in lush vertical gardens and air filtered through purifiers insulate diners at a swanky New Delhi food court from the choking haze outside in one of the most polluted places on earth.
from Phys.org - latest science and technology news stories https://ift.tt/2CKoTtO
from Phys.org - latest science and technology news stories https://ift.tt/2CKoTtO
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